| Company | Timeline | Status | |
| Definitive Computing Limited Secretary • Unreported | 24 Oct 2001←23 Years→17 Oct 2025 | Active | |
| Definitive Computing Limited Director • Computer Project Manager | 10 Oct 1991←34 Years→Current | Active | |
| Definitive Computing Limited Director • Unreported | 1 Jan 1970←55 Years→17 Oct 2025 | Active | |
